NS Heating & Cooling
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NS Heating & Cooling
Did you know that your indoor air quality can be as much as 100 times worse than outdoor air? NS specializes in providing expert services of installing, repairing, replacing, and maintaining air conditioners such as window air conditioners, split systems, heat pumps, packaged central air conditioners, ductless mini-split systems and so on.

We've designed our services to create comfortable and energy efficient environments. While ensuring your secure and cozy places, we're committed to protecting against premature malfunction of equipment and downtime. Non Stop HVAC is certified, insured, licensed and bonded service provider for the air conditioning systems in Northern Virginia, Washington D.C. and Maryland.
Reviews (13)
Aman Brar
Aman Brar
Aug 05, 2021
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I am very pleased with excellent service provided by NS Heating and Cooling. About 3 years ago I got two complete units (inside and outside) replaced by them; I bought the Amana units with lifetime warranty. Sami is absolutely the best in this business, he gave me the right guidance at that time on how to pick the right system. I have been enjoying the excellent systems installed by his team for 3 years. This summer one of the units had a capacitor blown and his team promptly replaced the capacitor. Five star service!
Agnes Stadler
Agnes Stadler
Jul 17, 2021
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Our AC rooftop unit went out and needed replacement in the middle of the heat wave in Washington DC. Several companies we contacted were overwhelmed by the demand and/or were unable to meet out deadline request.
NS Heating and Cooling responded promply and had a technician out to assess the situation within hours. They contacted us right away once the inspection was done and had a good estimate ready that same day!
Although we finally decided on another company - we found that we had personal ties to them - I would like to recommend NS Heating for their speed of response and excellent customer
Dan C.
Dan C.
May 28, 2021
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After sorting through all the communications issues, I was finally able get help with my HVAC System. The office was able to get a technician out to my home to help troubleshoot and make repairs to the system. This has been a great help and the Company has definitely made up for the shortcomings of missed appointments and no shows. I appreciate the staff doing their best to solve my HVAC issues and provide the support that I needed.
Sheila
Sheila
Feb 12, 2021
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If I could endorse NS HVAC with 10 stars, I would do 11. In times of a major appliance change as a homeowner you can't help but come across a slew of fears from unaffordable costs, lack of expertise & customer service, a rigamarole of estimates/visits & appliance quality. My fears were instantly quelled beginning with an initial service call with OMAR. He is an exceptional customer advocate & well informed. It was all about solutions and all around best value during our call. An hour later he was already inspecting my malfunctioning unit. Fast forward- from Omar's initial visit to his friendly
Celeste Mason
Celeste Mason
Feb 03, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness
Highly recommend!! Confirm you obtain the smart thermostat that is listed in estimate
Services: Install thermostat, Install heating system
Andriy Volkov
Andriy Volkov
Jul 23, 2020
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Awesome service and good price. Professional, attention to details and quality - and no marketing B.S. Great communication, flexible payment options, and most importantly I'm happy with the final result. Will go to these guys again and recommend to everybody.
Donald Rooney
Donald Rooney
Jun 18, 2019
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They put in an HVAC system 3 years ago - very fair price and even installed it on Memorial Day for no extra charge. Everything works great. They have also been very helpful about coming out to the house to give quotes for moving ducts or putting in a mini split as we add an addition to our house.
Beth S.
Beth S.
Nov 25, 2018
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Great job for a very reasonable price. I've already recommended this company to family members who need a new furnace. On time, polite, and efficient service. I'm going to use this company for all my HVAC maintenance needs. Thank you!!
David Breeden
David Breeden
Jul 22, 2018
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New install is working great. We lost our heat pump in the cold weather and they installed our new heat pump very quickly at a reasonable price. I can't find any reason to fault the process, I have some special instructions and they followed without having to remind them. They are very hard workers, clean and kept in touch with me. I have already recommend to others in person and hope they keep up the good work. I feel as though if I do have an issue in the future they will stand by their work.
Chung Y.
Chung Y.
Jul 20, 2018
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Just got my ac unit fixed by NS. There workers came found the problem and boom! Have cool air again. They stayed and made sure everything was working before they left as well. Also before entering the house they put on shoe covers. They didn't need to but that was a plus for me. Thx NS!
Sivan B.
Sivan B.
Jun 07, 2018
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Super professional. Very Clean. The work was done at an appropriate amount of time. The owner came to do a quote for me in a very short notice so I can get back to work. He was honest about what would have to be done and gave me options. We had a little baby in the house and they made sure to give me a fast appointment to replace both units. Thank you so much we will definitely pass the name around!
David B.
David B.
Jun 08, 2017
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I bought two Daikin ductless systems to replace existing Fujitsu ductless systems for my house. I had NS Heating and Cooling install them. The guys did good work and were pretty clean in getting it done. I'd hire them again and I will most likely use them in the future for any heating or cooling issues I have. The job was done in a single day and everything has been fine since.
Jeremy M.
Jeremy M.
Nov 04, 2016
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Great experience! They gave me a great quote when I compared it to 2 other companies. Even after one quote was cheaper, however offering crapper equipment, NS Heating and Cooling lowered their price a bit and offered an additional warranty. They were always on time, helpful and followed-up. I'd highly recommend them!